In a web-based attack scenario, an attacker could host a website that contains a specially crafted file that is used to exploit this vulnerability.For an attack to be successful, a user must open an attachment that is sent in an email message. This vulnerability cannot be exploited automatically through email.For more information, including information about updates from SumatraPDF, see the release notes for the project. The vulnerability has been assigned the entry, CVE-2013-2830, in the Common Vulnerabilities and Exposures list. Microsoft Vulnerability Research reported this issue to and coordinated with SumatraPDF to ensure remediation of this issue. An attacker could then install programs view, change, or delete data or create new accounts with full user rights.

If the current user is logged on with administrative user rights, an attacker who successfully exploited this vulnerability could take complete control of an affected system. An attacker who successfully exploited this vulnerability could gain the same user rights as the current user. SumatraPDF has remediated the vulnerability in their software.Ī use-after-free vulnerability exists in the way that SumatraPDF Reader decrements an object in memory. Microsoft discovered and disclosed the vulnerability under coordinated vulnerability disclosure to the affected vendor, SumatraPDF. Microsoft is providing notification of the discovery and remediation of a vulnerability affecting SumatraPDF Reader version 2.1.1 and earlier versions. In this article Vulnerability in SumatraPDF Reader Could Allow Remote Code Execution

Sumatrapdf reader